1. POSCO-VIETNAM(External & Trade office)

2. POSCO-VNPC

3. POSCO-ENERGY

4. POSCO-VIETNAM(Marketing office)

5. POSCO-YAMATO VINA(Marketing office)

6. POSCO-International

7. POSCO DX

8. POSCO-VST

9. POSCO-VHPC

10. POSCO-E&C VIETNAM

11. POSCO-VIETNAM(Factory)

12. POSCO-YAMATO VINA(Factory)

13. POSCO A&C

14. POSCO-YAMATO VINA(Marketing office)